Technology1980-presentUnited Stateshigh confidenceThe NIOSH Employed Labor Force (ELF) query system covers data from 1980 through the present.SourcesThe Employed Labor Force (ELF) query system (wwwn.cdc.gov)https://www.lni.wa.gov/safety-health/safety-research/files/2019/WA_OHI_Trends_2000to2014.pdf (lni.wa.gov)https://cdn.ymaws.com/www.cste.org/resource/resmgr/cste-lead/ohi_guidancemanual_2022data_.pdf (cdn.ymaws.com)
